D20 Desk is a set of free tools for game masters and players of fifth-edition tabletop RPGs. The dice roller handles d4 to d100 and notation like 4d6kh3, with advantage, history and exact odds. Around it are an initiative tracker, an encounter builder, character and monster tools, generators and printable sheets. Rules content from SRD 5.2.1 (CC BY 4.0). Website: https://d20desk.com/ – Android app on Google Play: https://play.google.com/store/apps/details?id=com.skyseedtech.ondeck . Independent, 5E compatible. Publisher: SKYSEED TECH LLC. support@d20desk.com